<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="机会标题" prop="title" style="width: 240px">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入机会标题"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="分类名称" prop="categoryId" style="width: 240px">
        <el-select
          v-model="queryParams.categoryId"
          placeholder="请选择分类名称"
          clearable
          @keyup.enter="handleQuery"
          @clear="handleQuery"
          @visible-change="refreshCategoryOptions"
        >
          <el-option
            v-for="item in categoryOptions"
            :key="item.categoryId"
            :label="item.categoryName"
            :value="item.categoryId"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="浏览量" prop="viewCount" style="width: 240px">
        <el-input
          v-model="queryParams.viewCount"
          placeholder="请输入浏览量"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="机会状态" prop="opportunityStatus" style="width: 240px">
        <el-select v-model="queryParams.opportunityStatus" placeholder="请选择机会状态" clearable>
          <el-option
            v-for="dict in tb_opportunity_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="创建时间" prop="createTime" style="width: 240px">
        <el-date-picker clearable
          v-model="queryParams.createTime"
          type="date"
          value-format="YYYY-MM-DD"
          style="width: 100%"
          placeholder="请选择创建时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['backend:opportunity:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['backend:opportunity:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['backend:opportunity:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['backend:opportunity:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="opportunityList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column type="index" label="序号" width="50" align="center" />
      <el-table-column label="机会标题" header-align="center" align="left" prop="title" width="250" show-overflow-tooltip />
      <el-table-column label="分类名称" align="center" prop="categoryId" width="150">
        <template #default="scope">
          {{ categoryOptions.find(item => item.categoryId === scope.row.categoryId)?.categoryName || '-' }}
        </template>
      </el-table-column>
      <el-table-column label="封面图片" align="center" prop="coverImage" width="160">
        <template #default="scope">
          <image-preview :src="scope.row.coverImage" :width="50" :height="50"/>
        </template>
        </el-table-column>
      <el-table-column label="机会内容" align="center" width="160">
        <template #default="scope">
          <el-button 
            plain
            type="primary" 
            @click="handleView(scope.row)"
            class="content-view-btn"
            style="background: #fff; color: #000; font-weight: 500; border-color: #dcdfe6;"
          >
            查看详情
          </el-button>
        </template>
      </el-table-column> 
      <el-table-column label="评论数量" align="center" prop="commentCount" width="100" />
      <el-table-column label="浏览量" align="center" prop="viewCount" width="100" />
      <el-table-column label="状态" align="center" prop="opportunityStatus" width="100">
        <template #default="scope">
          <dict-tag :options="tb_opportunity_status" :value="scope.row.opportunityStatus"/>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" width="100">
        <template #default="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['backend:opportunity:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['backend:opportunity:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改机会管理对话框 -->
    <el-dialog :title="title" v-model="open" width="1000px" append-to-body v-if="open" destroy-on-close>
      <el-form ref="opportunityRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="分类名称" prop="categoryId">
          <el-select
            v-model="form.categoryId"
            placeholder="请选择分类名称"
            clearable
            @visible-change="refreshCategoryOptions"
          >
            <el-option
              v-for="item in categoryOptions"
              :key="item.categoryId"
              :label="item.categoryName"
              :value="item.categoryId"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="机会标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入机会标题" />
        </el-form-item>
        <el-form-item label="封面图片" prop="coverImage">
          <image-upload v-model="form.coverImage" :limit="1"/>
        </el-form-item>
        <el-form-item label="机会内容" prop="content">
          <wang-editor v-model="form.content" :min-height="500" style="width: 100%"/>
        </el-form-item>
        <el-form-item label="状态" prop="opportunityStatus">
          <el-radio-group v-model="form.opportunityStatus">
            <el-radio
              v-for="dict in tb_opportunity_status"
              :key="dict.value"
              :label="parseInt(dict.value)"
            >{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>

    <!-- 查看内容对话框 -->
    <el-dialog title="机会内容" v-model="viewDialog" width="50%" append-to-body>
      <div v-html="viewContent" class="editor-content-view"></div>
      <template #footer>
        <div class="dialog-footer">
          <el-button @click="viewDialog = false">关 闭</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Opportunity">
import { listOpportunity, getOpportunity, delOpportunity, addOpportunity, updateOpportunity } from "@/api/backend/opportunity";
import { listOpportunityCategory } from "@/api/backend/opportunityCategory";
import WangEditor from '@/components/WangEditor/index.vue';

const { proxy } = getCurrentInstance();
const { tb_opportunity_status } = proxy.useDict('tb_opportunity_status');

const opportunityList = ref([]);
const categoryOptions = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    categoryId: null,
    title: null,
    viewCount: null,
    opportunityStatus: null,
    createTime: null,
  },
  rules: {
    title: [
      { required: true, message: "机会标题不能为空", trigger: "blur" }
    ],
    categoryId: [
      { required: true, message: "分类名称不能为空", trigger: "blur" }
    ],
    coverImage: [
      { required: true, message: "封面图片不能为空", trigger: "blur" }
    ],
    content: [
      { required: true, message: "机会内容不能为空", trigger: "change" }
    ],
    opportunityStatus: [
      { required: true, message: "状态不能为空", trigger: "change" }
    ],
  }
});

const { queryParams, form, rules } = toRefs(data);
const viewDialog = ref(false);
const viewContent = ref('');

/** 查询机会管理列表 */
function getList() {
  loading.value = true;
  listOpportunity(queryParams.value).then(response => {
    opportunityList.value = response.rows;
    total.value = response.total;
    loading.value = false;
    // 强制刷新分类选项数据
    refreshCategoryOptions();
  });
}

// 在组件挂载时获取分类数据
onMounted(() => {
  refreshCategoryOptions();
});

// 刷新分类选项数据
function refreshCategoryOptions() {
  listOpportunityCategory({}).then(res => {
    categoryOptions.value = res.rows.map(item => ({
      categoryId: item.categoryId,
      categoryName: item.categoryName
    }));
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    opportunityId: null,
    categoryId: null,
    title: '',
    coverImage: '',
    content: '',
    opportunityStatus: null,
  };
  proxy.resetForm("opportunityRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.opportunityId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  proxy.resetForm("opportunityRef");
  open.value = true;
  title.value = "添加机会";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _opportunityId = row.opportunityId || ids.value
  getOpportunity(_opportunityId).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改机会";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["opportunityRef"].validate(valid => {
    if (valid) {
      if (form.value.opportunityId != null) {
        updateOpportunity(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
          refreshCategoryOptions(); // 提交后刷新分类数据
        });
      } else {
        addOpportunity(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
          refreshCategoryOptions(); // 提交后刷新分类数据
        });
      }
    }
  });
}

/** 查看按钮操作 */
function handleView(row) {
  viewContent.value = row.content;
  viewDialog.value = true;
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _opportunityIds = row.opportunityId || ids.value;
  const pageStart = (queryParams.value.pageNum - 1) * queryParams.value.pageSize;
  
  // 获取当前页的实际显示序号
  const getDisplayIndex = (id) => {
    const index = opportunityList.value.findIndex(item => item.opportunityId === id);
    return index !== -1 ? pageStart + index + 1 : 'N/A';
  };

  // 处理多选情况
  const indices = Array.isArray(_opportunityIds) 
    ? _opportunityIds.map(id => `"${getDisplayIndex(id)}"`).join('、') 
    : `"${getDisplayIndex(_opportunityIds)}"`;

  proxy.$modal.confirm(`是否确认删除序号为${indices}的数据项？`).then(function() {
    return delOpportunity(_opportunityIds);
  }).then(() => {
    getList();
    refreshCategoryOptions();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('backend/opportunity/export', {
    ...queryParams.value
  }, `opportunity_${new Date().getTime()}.xlsx`)
}

getList();
</script>

<style scoped>
.content-view-btn {
  padding: 4px 8px;
}

</style>
